/Engine/Plugins/Runtime/GameplayAbilities/Source/GameplayAbilities/Public/AbilitySystemComponent.h
Returns TargetDataSet delegate for a given Ability/PredictionKey pair
[FAbilityTargetDataSetDelegate](API\Plugins\GameplayAbilities\Abilities\FAbilityTargetDataSetDelegate) & AbilityTargetDataSetDelegate ( [FGameplayAbilitySpecHandle](API\Plugins\GameplayAbilities\FGameplayAbilitySpecHandle) AbilityHandle, [FPredictionKey](API\Plugins\GameplayAbilities\FPredictionKey) AbilityOriginalPredictionKey )